note 74734 deleted from language.oop5.basic by felipe
| From: | felipe@php.net | Date: | Mon, 24 Mar 2008 22:12:52 +0000 |
| Subject: | note 74734 deleted from language.oop5.basic by felipe | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-137472@lists.php.net to get a copy of this message | ||
Note Submitter: realbart at hotmail dot com
----
Classes do not seem to be passed to functions. correctly in PHP4
I'll let you know when I find out why
<?php
class XmlNode
{
var $name;
var $attrs;
var $parentNode;
var $firstChild;
var $nextSibling;
}
function startElement($parser, $name, $attrs)
{
global $XmlRootNode;
global $XmlPreviousSibling;
global $XmlParentNode;
if (is_null($XmlRootNode))
{
$XmlRootNode = new XmlNode;
$currentNode = &$XmlRootNode;
}
else
{
if (is_null($XmlParentNode->firstChild))
{
$XmlParentNode->firstChild = new XmlNode;
$currentNode = &$XmlParentNode->firstChild;
}
else
{
$XmlPreviousSibling->nextSibling = new XmlNode;
$currentNode = &$XmlPreviousSibling->nextSibling;
}
$currentNode->parentNode = &$XmlParentNode;
}
$currentNode->name = $name;
$currentNode->attrs = $attrs;
$XmlPreviousSibling = &$currentNode;
$XmlParentNode = &$currentNode;
echo $XmlParentNode->name;
}
function endElement($parser, $name)
{
global $XmlParentNode;
$XmlParentNode = &$XmlParentNode->parentNode;
}
// nothing wrong with these lines
$file = "vragen.xml";
$xml_parser = xml_parser_create();
xml_set_element_handler($xml_parser, "startElement", "endElement");
if (!($fp = fopen($file, "r"))) die("could not open XML input");
while ($data = fread($fp, 4096)) if (!xml_parse($xml_parser, $data, feof($fp)))
die(sprintf("XML error: %s at line %d", xml_error_string(xml_get_error_code($xml_parser)),
xml_get_current_line_number($xml_parser)));
xml_parser_free($xml_parser);
//the xml file should now be converted to xml nodes...
echo $XmlRootNode->name; // returns the name of the root object
echo $XmlRootNode->firstChild; // should return "Object" yet returns nothing.
echo $XmlRootNode->firstChild->name; // shoud return the name of the first object but
doesn't
echo $XmlRootNode->firstChild->nextSibling->name; //also returns nothing
?>